The figure drawings are in red conte red conte crayon and some in charcoal.
Red conte in particular was popular with Artists in the past because of the beautiful warmth of colour and the possibility of depicting both the tones of flesh and delicate detail.
Conté crayons were developed in the 18th century by Nicolar-Jacques Conte, a French scientist, in response to graphite shortages.
These portrait drawings are in charcoal on a rough ground,with stumping ,lifting out and brushing.